maruf10
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- Member since
- Jan 21, 2009
- Last active
- Mar 4, 2009
- Total activities
- 0
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#Threads
eb825120-1031-4454-a202-3b0210e07cfb
main problem is a person will break laser `A` and `B` entering or leaving the room through the only one door.a timer...
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#Threads
up down counter
i am trying to design an up down counter circuit which will increment counter when a person enters and decrement when a...